It is narrated from Sayyiduna Anas bin Malik (may Allah be pleased with him) that the Prophet (peace and blessings be upon him) said: "On the Day of Resurrection my intercession will be for the one who bore witness that there is no god but Allah and that I am the Messenger of Allah."
Imam al-Tabarani (may Allah have mercy on him) said: "No one narrated these two hadiths from Abu Ka'b except Qurrah bin Habib."
Hadith Referenceالمعجم الأوسط / باب الميم / 6013
Hadith Takhrij«أخرجه الطبراني فى «الأوسط» برقم: 1395»